Missing Neumann NDH 20 & NDH 30 Jul 1, 2023 7:35:52 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by fritzs_ha on Jul 1, 2023 7:35:52 GMT Hi Solderdude,I missing Neumann NDH 20 (closed) & NDH 30 (open) in your blog diyaudioheaven.wordpress.com/Would be interesting to be able to compare these with the Sennheiser headphones.